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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Cd9tm1c(EUCOMM)Hmgu
targeted mutation 1c, Helmholtz Zentrum Muenchen GmbH
MGI:6376630
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
 		Cd9tm1c(EUCOMM)Hmgu/Cd9+
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+ 		involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N MGI:6377664
cn2
 		Cd9tm1c(EUCOMM)Hmgu/Cd9+
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53tm1Brn 		involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N MGI:6377665
cn3
 		Cd9tm1c(EUCOMM)Hmgu/Cd9tm1c(EUCOMM)Hmgu
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+ 		involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N MGI:6377668
cn4
 		Cd9tm1c(EUCOMM)Hmgu/Cd9tm1c(EUCOMM)Hmgu
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53tm1Brn 		involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N MGI:6377669
cn5
 		Cd9tm1c(EUCOMM)Hmgu/Cd9+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+ 		involves: 129P2/OlaHsd * 129S4/SvJae * C57BL/6N * FVB/N MGI:6377667


Genotype
MGI:6377664
cn1
Allelic
Composition		 Cd9tm1c(EUCOMM)Hmgu/Cd9+
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+
Genetic
Background		 involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd9tm1c(EUCOMM)Hmgu mutation (0 available); any Cd9 mutation (101 available)
Gt(ROSA)26Sortm1(EYFP)Cos mutation (24 available); any Gt(ROSA)26Sor mutation (1046 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Brn mutation (20 available); any Trp53 mutation (238 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
premature death ( J:280854 )
• not as severe as in mice wild-type for Cd9 or homozygous for a conditional allele

neoplasm
increased pancreatic intraepithelial neoplasia incidence ( J:280854 )
• at 8 weeks, not as severe as in mice wild-type for Cd9 or homozygous for a conditional allele
• increased tumor weight compared to in mice homozygous for a conditional allele
decreased tumor growth/size ( J:280854 )
• compared to in mice homozygous for a conditional allele

endocrine/exocrine glands
increased pancreatic intraepithelial neoplasia incidence ( J:280854 )
• at 8 weeks, not as severe as in mice wild-type for Cd9 or homozygous for a conditional allele
• increased tumor weight compared to in mice homozygous for a conditional allele




Genotype
MGI:6377665
cn2
Allelic
Composition		 Cd9tm1c(EUCOMM)Hmgu/Cd9+
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53tm1Brn
Genetic
Background		 involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd9tm1c(EUCOMM)Hmgu mutation (0 available); any Cd9 mutation (101 available)
Gt(ROSA)26Sortm1(EYFP)Cos mutation (24 available); any Gt(ROSA)26Sor mutation (1046 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Brn mutation (20 available); any Trp53 mutation (238 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
premature death ( J:280854 )
• not as severe as in mice wild-type for Cd9 or homozygous for a conditional allele




Genotype
MGI:6377668
cn3
Allelic
Composition		 Cd9tm1c(EUCOMM)Hmgu/Cd9tm1c(EUCOMM)Hmgu
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+
Genetic
Background		 involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd9tm1c(EUCOMM)Hmgu mutation (0 available); any Cd9 mutation (101 available)
Gt(ROSA)26Sortm1(EYFP)Cos mutation (24 available); any Gt(ROSA)26Sor mutation (1046 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Brn mutation (20 available); any Trp53 mutation (238 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
premature death ( J:280854 )
• as severe as in mice wild-type for Cd9

neoplasm
increased pancreatic intraepithelial neoplasia incidence ( J:280854 )
• at 8 weeks, more severe than in mice heterozygous for the Cd9 conditional allele

endocrine/exocrine glands
increased pancreatic intraepithelial neoplasia incidence ( J:280854 )
• at 8 weeks, more severe than in mice heterozygous for the Cd9 conditional allele




Genotype
MGI:6377669
cn4
Allelic
Composition		 Cd9tm1c(EUCOMM)Hmgu/Cd9tm1c(EUCOMM)Hmgu
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53tm1Brn
Genetic
Background		 involves: 129P2/OlaHsd * 129S4/SvJae * 129X1/SvJ * C57BL/6N * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd9tm1c(EUCOMM)Hmgu mutation (0 available); any Cd9 mutation (101 available)
Gt(ROSA)26Sortm1(EYFP)Cos mutation (24 available); any Gt(ROSA)26Sor mutation (1046 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Brn mutation (20 available); any Trp53 mutation (238 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
premature death ( J:280854 )
• as severe as in mice wild-type for Cd9




Genotype
MGI:6377667
cn5
Allelic
Composition		 Cd9tm1c(EUCOMM)Hmgu/Cd9+
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Trp53tm1Brn/Trp53+
Genetic
Background		 involves: 129P2/OlaHsd * 129S4/SvJae * C57BL/6N * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd9tm1c(EUCOMM)Hmgu mutation (0 available); any Cd9 mutation (101 available)
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
Trp53tm1Brn mutation (20 available); any Trp53 mutation (238 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
homeostasis/metabolism
decreased glutamic acid level ( J:280854 )
• reduced glutamate uptake and intracellular levels in organoids derived from tumor initiating cells




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Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory